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7d49daab | 1 | /* |
30a4f2a8 | 2 | * DEBUG: section 27 Cache Announcer |
3 | * AUTHOR: Duane Wessels | |
4 | * | |
2b6662ba | 5 | * SQUID Web Proxy Cache http://www.squid-cache.org/ |
e25c139f | 6 | * ---------------------------------------------------------- |
30a4f2a8 | 7 | * |
2b6662ba | 8 | * Squid is the result of efforts by numerous individuals from |
9 | * the Internet community; see the CONTRIBUTORS file for full | |
10 | * details. Many organizations have provided support for Squid's | |
11 | * development; see the SPONSORS file for full details. Squid is | |
12 | * Copyrighted (C) 2001 by the Regents of the University of | |
13 | * California; see the COPYRIGHT file for full details. Squid | |
14 | * incorporates software developed and/or copyrighted by other | |
15 | * sources; see the CREDITS file for full details. | |
30a4f2a8 | 16 | * |
17 | * This program is free software; you can redistribute it and/or modify | |
18 | * it under the terms of the GNU General Public License as published by | |
19 | * the Free Software Foundation; either version 2 of the License, or | |
20 | * (at your option) any later version. | |
26ac0430 | 21 | * |
30a4f2a8 | 22 | * This program is distributed in the hope that it will be useful, |
23 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
24 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
25 | * GNU General Public License for more details. | |
26ac0430 | 26 | * |
30a4f2a8 | 27 | * You should have received a copy of the GNU General Public License |
28 | * along with this program; if not, write to the Free Software | |
cbdec147 | 29 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA. |
e25c139f | 30 | * |
7d49daab | 31 | */ |
090089c4 | 32 | |
582c2af2 | 33 | #include "squid.h" |
e0d28505 | 34 | #include "comm/Connection.h" |
438b04d4 | 35 | #include "disk.h" |
a553a5a3 | 36 | #include "event.h" |
c4ad1349 | 37 | #include "fd.h" |
528b2c61 | 38 | #include "fde.h" |
582c2af2 | 39 | #include "globals.h" |
e0d28505 | 40 | #include "ICP.h" |
714e68b7 | 41 | #include "ipcache.h" |
4d5904f7 | 42 | #include "SquidConfig.h" |
985c86bc | 43 | #include "SquidTime.h" |
4e540555 | 44 | #include "tools.h" |
090089c4 | 45 | |
b69f7771 | 46 | static IPH send_announce; |
e924600d | 47 | |
b8d8561b | 48 | void |
79d39a72 | 49 | start_announce(void *datanotused) |
e924600d | 50 | { |
9072f1fa | 51 | if (0 == Config.onoff.announce) |
62e76326 | 52 | return; |
53 | ||
e0d28505 | 54 | if (!Comm::IsConnOpen(icpOutgoingConn)) |
62e76326 | 55 | return; |
56 | ||
28c60158 | 57 | ipcache_nbgethostbyname(Config.Announce.host, send_announce, NULL); |
62e76326 | 58 | |
52040193 | 59 | eventAdd("send_announce", start_announce, NULL, (double) Config.Announce.period, 1); |
e924600d | 60 | } |
61 | ||
62 | static void | |
3ff65596 | 63 | send_announce(const ipcache_addrs *ia, const DnsLookupDetails &, void *junk) |
090089c4 | 64 | { |
95d659f0 | 65 | LOCAL_ARRAY(char, tbuf, 256); |
66 | LOCAL_ARRAY(char, sndbuf, BUFSIZ); | |
62e76326 | 67 | |
48f44632 | 68 | char *host = Config.Announce.host; |
7d49daab | 69 | char *file = NULL; |
f45dd259 | 70 | unsigned short port = Config.Announce.port; |
7d49daab | 71 | int l; |
72 | int n; | |
03a1ee42 | 73 | int fd; |
62e76326 | 74 | |
e924600d | 75 | if (ia == NULL) { |
e0236918 | 76 | debugs(27, DBG_IMPORTANT, "send_announce: Unknown host '" << host << "'"); |
62e76326 | 77 | return; |
234967c9 | 78 | } |
62e76326 | 79 | |
e0236918 | 80 | debugs(27, DBG_IMPORTANT, "Sending Announcement to " << host); |
234967c9 | 81 | sndbuf[0] = '\0'; |
56878878 | 82 | snprintf(tbuf, 256, "cache_version SQUID/%s\n", version_string); |
7d49daab | 83 | strcat(sndbuf, tbuf); |
7e3ce7b9 | 84 | assert(Config.Sockaddr.http); |
56878878 | 85 | snprintf(tbuf, 256, "Running on %s %d %d\n", |
62e76326 | 86 | getMyHostname(), |
87 | getMyPort(), | |
88 | (int) Config.Port.icp); | |
7d49daab | 89 | strcat(sndbuf, tbuf); |
62e76326 | 90 | |
b6f794d6 | 91 | if (Config.adminEmail) { |
62e76326 | 92 | snprintf(tbuf, 256, "cache_admin: %s\n", Config.adminEmail); |
93 | strcat(sndbuf, tbuf); | |
234967c9 | 94 | } |
62e76326 | 95 | |
042461c3 | 96 | snprintf(tbuf, 256, "generated %d [%s]\n", |
62e76326 | 97 | (int) squid_curtime, |
20efa1c2 | 98 | Time::FormatHttpd(squid_curtime)); |
7d49daab | 99 | strcat(sndbuf, tbuf); |
374b5a2d | 100 | l = strlen(sndbuf); |
62e76326 | 101 | |
79d39a72 | 102 | if ((file = Config.Announce.file) != NULL) { |
62e76326 | 103 | fd = file_open(file, O_RDONLY | O_TEXT); |
104 | ||
105 | if (fd > -1 && (n = FD_READ_METHOD(fd, sndbuf + l, BUFSIZ - l - 1)) > 0) { | |
106 | fd_bytes(fd, n, FD_READ); | |
107 | l += n; | |
108 | sndbuf[l] = '\0'; | |
109 | file_close(fd); | |
110 | } else { | |
e0236918 | 111 | debugs(50, DBG_IMPORTANT, "send_announce: " << file << ": " << xstrerror()); |
62e76326 | 112 | } |
090089c4 | 113 | } |
62e76326 | 114 | |
e0d28505 | 115 | Ip::Address S = ia->in_addrs[0]; |
4dd643d5 | 116 | S.port(port); |
e0d28505 | 117 | assert(Comm::IsConnOpen(icpOutgoingConn)); |
62e76326 | 118 | |
e0d28505 | 119 | if (comm_udp_sendto(icpOutgoingConn->fd, S, sndbuf, strlen(sndbuf) + 1) < 0) |
e0236918 | 120 | debugs(27, DBG_IMPORTANT, "ERROR: Failed to announce to " << S << " from " << icpOutgoingConn->local << ": " << xstrerror()); |
090089c4 | 121 | } |